Santa Rita Road Corridor
Santa Rita Road from Templeton to Cayucos San Luis Obispo County |
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| David Keil / CNPS-SLO (2022-05-02) |
| 330 PLANTS |
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Acer macrophyllum Big leaf maple, Bigleaf maple
native
Tree  2020 Diane Etchison
 2018 Ron Vanderhoff
 2018 Julie Kierstead Nelson
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Achillea millefolium Common yarrow
native
Perennial herb  2022 Andy Ford
 2014 James Gonsman
 2023 Ron Vanderhoff
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Acmispon americanus var. americanus American bird's foot trefoil, American trefoil, Spanish lotus
native
Annual herb  2019 Ron Vanderhoff
 2019 Matt Berger
 2017 David Wolfson
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Acmispon glaber var. glaber Deerweed
native
Perennial herb  2020 Ron Vanderhoff
 2020 Ron Vanderhoff
 2020 Ron Vanderhoff
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Acmispon parviflorus Hill lotus
native
Annual herb  2019 Ron Vanderhoff
 2005 Steve Matson
 2005 Steve Matson
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Adelinia grandis Hound's tongue, Western houndstongue, Adelinia
native
Perennial herb  2019 Eliezer Margolis
 2021 Dee Shea Himes
 2022 David Strauch
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Adenostoma fasciculatum Chamise
native
Tree, Shrub  2019 Gary McDonald
 2021 Ron Vanderhoff
 2018 Ron Vanderhoff
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Adiantum jordanii Adiantum, maiden hair fern
native
Fern  2022 BOB CASE
 2019 Ron Vanderhoff
 2023 Mike Russler
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Aesculus californica Buckeye, California buckeye, California horse chestnut
native
Tree  2018 Joseph Belli
 2021 Cyril Guyot
 2011 Steve Matson
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Agastache urticifolia Horse mint, Horsemint giant hyssop, Nettle leaf giant hyssop
native
Perennial herb  2020 Bob Sweatt
 2010 Gerald Carr
 2010 Gerald Carr
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Agoseris grandiflora var. grandiflora Giant mountain dandelion
native
Perennial herb  2007 Gerald Carr
 2007 Gerald Carr
 2021 Emily Sluiman
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Agoseris heterophylla var. cryptopleura Mountain dandelion
native
Annual herb  2022 Mike Russler
 2022 Mike Russler
 2022 Mike Russler
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Agoseris heterophylla var. heterophylla Annual agoseris
native
Annual herb  2022 R.A. Chasey
 2022 Mark Gary
 2019 David Greenberger
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Agoseris retrorsa Spear leaved agoseris, Spearleaf agoseris, Spearleaf mountain dandelion
native
Perennial herb  2019 Ron Vanderhoff
 2019 Diane Etchison
 2022 Helen Hancock
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Agrostis exarata Spike bentgrass, Spike redtop
native
Perennial grass  2022 Teal Derrer
 2021 David popp
 2022 John Rawlings
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Agrostis pallens Leafy bent grass, Seashore bentgrass, Thingrass
native
Perennial grass  2021 John Rawlings
 2020 Susan McDougall
 2021 John Rawlings
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Aira caryophyllea Shiver grass, Silver hairgrass, Silvery hairgrass
non-native
Annual grass  2019 Gary McDonald
 2019 Gary McDonald
 2005 Steve Matson
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Allium unifolium One leaf onion, Oneleaf onion
native
Perennial herb (bulb)  2021 Doug Allshouse
 2020 stephen rosenthal
 2023 Mary Ann Machi
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Amaryllis belladonna Belladonna lily
non-native
Perennial herb  2016 Camille Nowell
 2008 Neal Kramer
 2022 Ron Vanderhoff
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Amsinckia intermedia Common fiddleneck
native
Annual herb  2020 Matt Berger
 2019 Ron Vanderhoff
 2021 David popp
|
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Amsinckia menziesii Menzies' fiddleneck, Small flowered fiddleneck
native
Annual herb  2020 Ron Vanderhoff
 2018 Gary McDonald
 2018 Gary McDonald
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Anthemis cotula Dog fennel, Mayweed, dog fennel, Stinking chamomile
non-native
Annual herb  2017 Diane Etchison
 2019 Nathan Taxel
 2019 Dave Beller
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Anthriscus caucalis Bur chervil
non-native
Annual herb, Vine  2017 Diane Etchison
 2013 Toni Corelli
 2020 Jennifer Mo
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native
Perennial herb  2018 Michael Mitchell
 Geoff Burleigh
 2016 Kristin Sabo
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Apiastrum angustifolium Mock parsley, Wild celery, Wild parsley
native
Annual herb  2020 Ron Vanderhoff
 2020 Ron Vanderhoff
 2020 Ron Vanderhoff
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Apocynum cannabinum Indian hemp, Indianhemp dogbane
native
Perennial herb  2019 Ron Vanderhoff
 2015 Ron Vanderhoff
 2021 Mike Russler
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Aralia californica California spikenard, Elk's clover, Elkclover
native
Perennial herb  2022 Julie A. Kierstead
 2020 Tri Do
 2014 James Gonsman
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Arbutus menziesii Madrono, Pacific madrone
native
Tree  2021 Cynthia Powell
 2021 R.A. Chasey
 2021 Hunter Breck
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Artemisia californica California sagebrush, Coast sagebrush, Coastal sage brush
native
Shrub  2018 James Gonsman
 2019 Aaron Echols
 2018 Ron Vanderhoff
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Artemisia douglasiana California mugwort, Douglas' sagewort
native
Perennial herb  2013 Brent Morgan
 2022 Ron Vanderhoff
 2021 Mike Russler
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Arundo donax Giant reed
• invasive non-native
Perennial grass  2013 Miriam Sachs Martin
 2020 Jennifer Mo
 2018 Ron Vanderhoff
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Asclepias eriocarpa Indian milkweed, Kotolo milkweed, Woolypod milkweed
native
Perennial herb  2017 Diane Etchison
 2019 Cliff Halverson
 2014 Dan Cohn
|
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Asclepias fascicularis Narrow leaf milkweed
native
Perennial herb  2018 Ron Vanderhoff
 2014 Steve Matson
 2019 Ron Vanderhoff
|
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Aspidotis californica California lace fern, California lacefern
native
Fern  2020 R.A. Chasey
 2018 Hunter Breck
 2020 John Schmidt
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Astragalus curtipes Morro milkvetch, San luis obispo milkvetch, South coast milk vetch
native
Perennial herb  2021 Joel A. Germond, Psy.D.
 2020 David Greenberger
 2020 David Greenberger
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Avena barbata Slender oat, Slim oat
• invasive non-native
Annual grass  2018 Julian Geoghegan
 2023 David popp
 2019 Ron Vanderhoff
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Avena fatua Wild oat, Wildoat
• invasive non-native
Annual grass  2018 Gary McDonald
 2023 Ron Vanderhoff
 2023 Ron Vanderhoff
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Azolla filiculoides American water fern, mosquito fern, Mosquito fern, Pacific mosquitofern
native
Fern  2020 Ron Vanderhoff
 2023 R.A. Chasey
 2021 Zoya Akulova-Barlow
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Baccharis glutinosa Douglas' baccharis, Salt marsh baccharis
native
Perennial herb  2020 Patrick Furtado
 2019 Julian Geoghegan
 2020 Rebecca Schoenenberger
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Baccharis pilularis var. consanguinea Coyote brush
native
Shrub  2009 Toni Corelli
 2022 John Doyen
 2018 Ron Vanderhoff
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Barbarea orthoceras American rocket, American wintercress, Erectpod wintercress
native
Perennial herb  2015 James Gonsman
 2019 Diane Etchison
 2020 Diane Etchison
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Bloomeria crocea var. crocea Common goldenstar
native
Perennial herb  2019 Michael Mitchell
 2019 Ron Vanderhoff
 2017 Aaron Echols
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Brachypodium hybridum
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Brassica nigra Black mustard
• invasive non-native
Annual herb  2021 Ron Vanderhoff
 2019 Ron Vanderhoff
 2019 Ron Vanderhoff
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Brickellia californica Brickell bush, California brickellbush, California brickellia
native
Perennial herb  2020 Diane Etchison
 2018 Diane Etchison
 2022 Ron Vanderhoff
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Briza maxima Big quaking grass, Big quakinggrass, Rattlesnake grass
• invasive non-native
Annual grass  2017 Gary McDonald
 2018 Bill Schmidt
 2017 Gary McDonald
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Bromus diandrus Bromegrass, Ripgut brome, Ripgut grass
• invasive non-native
Annual grass  2022 Ron Vanderhoff
 2021 Richard Spjut
 2022 Ron Vanderhoff
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Bromus hordeaceus Soft brome, Soft chess
• invasive non-native
Annual grass  2023 Ron Vanderhoff
 2018 Gary McDonald
 2018 Gary McDonald
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Bromus laevipes Chinook brome, Narrow flowered brome, Woodland brome
native
Perennial grass  2020 Alice Cummings
 2019 Kimberly Moses
 2018 Ken Hickman
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Bromus madritensis Foxtail chess, foxtail brome, Madrid brome, Spanish brome
non-native
Annual grass  2022 Steve Matson
 2020 Hailey Laskey
 2015 Chris Jaster
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Bromus sitchensis var. carinatus California brome
native
Perennial grass  2020 Ron Vanderhoff
 2022 David popp
 2014 Vertin Alvarez
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Calochortus albus White fairy lantern, White globe lily
native
Perennial herb  2019 David Greenberger
 2019 Cynthia Powell
 2009 Bob Case
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Calochortus clavatus var. clavatus Club haired mariposa lily, Clubhair mariposa lily
• rare native
Perennial herb (bulb)  2020 David Wolfson
 2020 David Krause
 2023 Mike Russler
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Calochortus splendens Splendid mariposa lily
native
Perennial herb  2019 Gordon Jenkins
 2018 Diane Etchison
 2019 Ron Vanderhoff
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Calystegia macrostegia ssp. cyclostegia Coast morning glory, Island false bindweed
native
Perennial herb, Vine  2017 Michael Mitchell
 2020 James Gonsman
 2017 Michael Mitchell
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Cardamine californica California toothwort, milkmaids
native
Perennial herb  2020 Barbara Peck
 2019 Ron Vanderhoff
 2019 Ron Vanderhoff
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Cardamine oligosperma Bitter cress, Idaho bittercress
native
Annual, Perennial herb  2008 Steve Matson
 2017 Ron Vanderhoff
 2013 Ron Wolf
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Carduus pycnocephalus ssp. pycnocephalus Italian thistle
non-native
Annual herb  2020 Ron Vanderhoff
 2019 Gary McDonald
 2021 Ron Vanderhoff
|
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Carex globosa Round fruit sedge
native
Perennial grasslike herb  2014 Steve Matson
 2014 Steve Matson
 2021 John Rawlings
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Carex nudata Dudley's sedge, Naked sedge, Torrent sedge
native
Perennial grasslike herb  2014 John Malpas
 2021 Kristen Nelson
 2021 Kristen Nelson
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Carex spissa San diego sedge
native
Perennial grasslike herb  2016 Steve Matson
 2016 Steve Matson
 2016 Steve Matson
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Carex subbracteata Small bract sedge
native
Perennial grasslike herb  2023 Dana York
 2021 John Rawlings
 2023 Ellen Uhler
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Castilleja affinis var. affinis Coast indian paintbrush
native
Perennial herb  2006 Steve Matson
 2021 Dylan Neubauer
 2019 Ron Vanderhoff
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Ceanothus cuneatus var. cuneatus Buck brush, Buckbrush
native
Shrub  2022 Ryan O'Dell
 2021 Steve Matson
 2019 Cara Wilcox
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Ceanothus foliosus var. medius La cuesta ceanothus, Wavyleaf buckbrush
native
Shrub  2018 Michael Mitchell
 2005 Dieter Wilken
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Ceanothus oliganthus var. sorediatus Jim brush
native
Shrub  2022 R.A. Chasey
 2017 Steve Matson
 2019 Susan McDougall
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Ceanothus papillosus warty-leaf ceanothus, Wartleaf ceanothus
native
Shrub  2022 Justin Luong
 2019 Susan McDougall
 2021 Mary Conway
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Cerastium glomeratum Large mouse ears, Mouseear chickweed, Sticky chickweed
non-native
Annual herb  2023 Ron Vanderhoff
 2023 Ron Vanderhoff
 2007 Carol W. Witham
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Cercocarpus betuloides var. betuloides Birch leaf mountain mahogany
native
Tree, Shrub  2019 Ron Vanderhoff
 2019 Ron Vanderhoff
 2016 Ron Vanderhoff
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Chlorogalum pomeridianum var. pomeridianum Common soaproot, Wavyleaf soap plant
native
Perennial herb  2021 Sue Graue
 2015 Sharon King & Randy Aeschliman
 2018 Karen Scheuermann
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Cicuta maculata var. angustifolia Narrow leafed water hemlock, Spotted water hemlock
native
Perennial herb  2013 Steve Matson
 2013 Steve Matson
 2013 Steve Matson
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Cirsium brevistylum Clustered thistle, Indian thistle
native
Perennial herb  2019 Steve Davison
 2018 Brian Charles
 2007 Neal Kramer
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Cirsium vulgare Bull thistle
• invasive non-native
Perennial herb  2017 James Bailey
 2020 Bob Sweatt
 2020 Bob Sweatt
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Clarkia bottae Botta's clarkia, Punch bowl godetia
native
Annual herb  2023 Ron Vanderhoff
 2020 Steve Laymon
 2020 Steve Laymon
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Clarkia purpurea ssp. quadrivulnera Four-spot, Purple clarkia, Purple godetia
native
Annual herb  2014 Steve Matson
 2019 Joe Engelbrecht
 2021 R.A. Chasey
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Clarkia unguiculata Elegant clarkia, Mountain garland, Woodland clarkia
native
Annual herb  2019 David Greenberger
 2021 Mike Russler
 2022 Suzanne L. Weakley
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Claytonia gypsophiloides Gypsum spring beauty, Gypsum springbeauty
native
Annual herb  2021 Miao Ling He
 2019 William Lundgren
 2023 R.A. Chasey
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Claytonia parviflora ssp. parviflora Narrow leaved miner's lettuce, Streambank springbeauty, Utah miner s lettuce
native
Annual herb  2017 Gary McDonald
 2017 Gary McDonald
 2017 Gary McDonald
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Claytonia perfoliata ssp. perfoliata Claytonia, Miner's lettuce
native
Annual herb  2008 Steve Matson
 2008 Steve Matson
 2008 Steve Matson
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Clematis lasiantha Chaparral clematis, Pipestem
native
Perennial herb, Vine  2016 Julie Watson
 2016 Julie Ann Watson
 2018 Steve Matson
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Clematis ligusticifolia Creek clematis, Western white clematis, Yerba de chiva
native
Perennial herb, Vine  2018 Diane Etchison
 2012 Steve Matson
 2012 Steve Matson
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Clinopodium douglasii Yerba buena
native
Perennial herb  2019 Gary McDonald
 2012 Gary McDonald
 2012 Gary McDonald
|
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Collinsia heterophylla var. heterophylla Purple chinese houses, Chinese-Houses
native
Annual herb  2022 R.A. Chasey
 2019 Jacob Smith
 2023 R.A. Chasey
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Collinsia sparsiflora var. collina Hillside collinsia
native
Annual herb  2021 Helen Hancock
 2022 Mike Russler
 2022 Mike Russler
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Collomia heterophylla Variableleaf collomia, Varied leaved collomia
native
Annual herb  2018 Stacie Wolny
 2017 Steve Matson
 2018 Parker Santiago
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Conium maculatum Poison hemlock
• invasive non-native
Perennial herb  2019 James Bailey
 2013 Toni Corelli
 2016 Cynthia Powell
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Cordylanthus rigidus ssp. rigidus Rigid bird's beak, Stiffbranch bird's beak
native
Annual herb  2021 Mike Russler
 2021 Mike Russler
 2021 Mike Russler
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Corethrogyne filaginifolia Common sandaster
native
Perennial herb  2022 Mike Russler
 2018 Ron Vanderhoff
 2019 Diane Etchison
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Cornus glabrata Brown dogwood
native
Tree, Shrub  2021 Donald Burk
 2021 Barbara Peck
 2021 John Rawlings
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Cornus sericea ssp. occidentalis Western dogwood
native
Shrub  2019 David Greenberger
 2018 Lynn Overtree
 2020 Susan McDougall
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Cuscuta subinclusa Canyon dodder
native
Annual herb, Vine (parasitic)  2018 Ron Vanderhoff
 2020 Ron Vanderhoff
 2018 Ron Vanderhoff
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Cynosurus echinatus Annual dogtail, Bristly dogstail grass, Dogtail grass
• invasive non-native
Annual grass  2017 Gary McDonald
 2010 Julie A. Kierstead
 2022 Ron Vanderhoff
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Cystopteris fragilis Bladder fern, Brittle bladder fern, Brittle fern
native
Fern  2020 Bob Sweatt
 2021 Mike Russler
 2023 Ken-ichi Ueda
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Dactylis glomerata Orchard grass, Orchardgrass
• invasive non-native
Perennial grass  2018 Jennifer Mo
 2020 Jim Richards
 2017 Gary McDonald
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Datisca glomerata Durango root
native
Perennial herb  2019 Ron Vanderhoff
 2019 Diane Etchison
 2019 Matt Berger
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Daucus pusillus American wild carrot, Rattlesnake weed
native
Annual herb  2019 Diane Etchison
 2022 David Wolfson
 2021 Ken Lunders
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Deinandra fasciculata Clustered tarweed
native
Annual herb  2022 David Strauch
 2017 Steve Matson
 2017 Steve Matson
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Delphinium nudicaule Canyon larkspur, Red or Orange Larkspur, Red larkspur
native
Perennial herb  2006 Steve Matson
 2006 Steve Matson
 2021 Cara Wilcox
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Delphinium parryi ssp. parryi Parry's larkspur, San bernardino larkspur
native
Perennial herb  2022 Mike Russler
 2021 R.A. Chasey
 2013 James Gonsman
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Deschampsia elongata Hairgrass, Slender hairgrass
native
Perennial grass  2021 John Rawlings
 2021 John Rawlings
 2023 Robert Steers
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Diplacus aurantiacus var. aurantiacus Orange Bush Monkeyflower
native
Shrub  2023 Bill Kress
 2019 Stacie Wolny
 2019 Gary McDonald
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Dipterostemon capitatus ssp. Capitatus Blue dicks
native
Perennial herb  2023 Alaine Arslan
 2008 Steve Matson
 2016 Steve Matson
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Drymocallis glandulosa var. wrangelliana Sticky cinquefoil
native
Perennial herb  2020 Mary Conway
 2017 Gary McDonald
 2017 Gary McDonald
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Dryopteris arguta California wood fern, Coastal wood fern, Shield fern
native
Fern  2018 James Gonsman
 2019 Rebecca Crowe
 2023 Julia Markey
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Dudleya abramsii ssp. bettinae San Luis Obispo serpentine dudleya
• rare native
Perennial herb  2012 Terrence Gosliner
 2011 Chris Winchell
 2011 Chris Winchell
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Dudleya lanceolata Lanceleaf liveforever, Southern california dudleya
native
Perennial herb  2015 Dee Warenycia
 2020 Steven M Norris
 2020 Steven M Norris
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Eleocharis macrostachya Common spikerush, Creeping spike rush, Pale spikerush
native
Perennial grasslike herb  2023 Ron Vanderhoff
 2023 Ron Vanderhoff
 2003 Steve Matson
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Eleocharis parishii Parish's spike rush, Parish's spikerush
native
Perennial grasslike herb  2014 Steve Matson
 2014 Steve Matson
 2018 Rachelle Gray
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Elymus condensatus Giant wild rye
native
Perennial grass  2020 Ron Vanderhoff
 2022 John Rawlings
 2020 Diane Etchison
|
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Elymus glaucus ssp. virescens Blue wildrye, Virginia wildrye
native
Perennial grass  2017 Ron Vanderhoff
 2012 Toni Corelli
 2012 Toni Corelli
|
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Elymus multisetus Big squirreltail grass
native
Perennial grass  2019 Ron Vanderhoff
 2023 Helen Hancock
 2021 Denise Defreese
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Emmenanthe penduliflora var. penduliflora Whispering bells, Whisperingbells
native
Annual herb  2018 Ron Vanderhoff
 2015 Barry Thomson
 2014 Ruth Ann Pearsons
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Epilobium brachycarpum Annual fireweed, Autumn willowweed, Panicled willow herb
native
Annual herb  2023 Mary Ann Machi
 2019 Ramona Robison
 2020 Ron Vanderhoff
|
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Epilobium canum ssp. canum California fuchsia, Hummingbird trumpet
native
Perennial herb  2018 Ron Vanderhoff
 2018 Ron Vanderhoff
 2018 Ron Vanderhoff
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Epilobium ciliatum ssp. watsonii Fringed willowherb, Watson's willowherb, Willow herb
native
Perennial herb  2012 BOB CASE
 2012 BOB CASE
 2021 Jamie Spielmann
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Epipactis gigantea Giant helleborine, Stream orchid, Stream orchis
native
Perennial herb  2016 Barry Rice
 2020 Ron Vanderhoff
 2018 Anna Sereno
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Equisetum hyemale ssp. affine Giant scouring rush
native
Fern  2013 Michael Mitchell
 2021 Ron Vanderhoff
 2013 Michael Mitchell
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Equisetum telmateia ssp. braunii Giant horse tail, Giant horsetail
native
Fern  2011 Toni Corelli
 2021 Bryant Baker
 2021 Bryant Baker
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Erigeron foliosus var. foliosus Leafy fleabane, Thread stemmed fleabane
native
Perennial herb, Shrub  2023 Ron Vanderhoff
 2021 Jacob Martin
 2022 Ron Vanderhoff
|
|
Erigeron philadelphicus var. philadelphicus Philadelphia fleabane
native
Perennial herb  2021 R.A. Chasey
 2022 Dana York
 2021 R.A. Chasey
|
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Eriogonum elongatum var. elongatum Long stemmed buckwheat
native
Perennial herb  2017 Ron Vanderhoff
 2019 Aaron Echols
 2021 Mike Russler
|
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Eriogonum fasciculatum var. fasciculatum California buckwheat, Eastern mojave buckwheat
native
Shrub  2019 Ron Vanderhoff
 2019 Ron Vanderhoff
 2019 Ron Vanderhoff
|
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Eriogonum nudum var. pubiflorum Hairy flowered buckwheat, Naked buckwheat, Fremont's Wild Buckwheat
native
Annual herb  2006 Steve Matson
 2011 Steve Matson
 2011 Steve Matson
|
|
Eriogonum parvifolium Dune eriogonum, Sea cliff buckwheat, Seacliff buckwheat
native
Shrub  2022 Mary Conway
 2020 Ron Vanderhoff
 2021 Ron Vanderhoff
|
|
Eriophyllum confertiflorum var. confertiflorum Golden yarrow, Yellow yarrow
native
Shrub  2013 James Gonsman
 2020 Mary Conway
 2020 Ron Vanderhoff
|
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Erodium cicutarium Coastal heron's bill, Red stemmed filaree, Redstem stork's bill
• invasive non-native
Annual herb  2022 Steve Matson
 2020 Julia Markey
 2022 Steve Matson
|
|
Eschscholzia caespitosa Foothill poppy, Tufted eschscholzia, Tufted poppy
native
Annual herb  2019 Ron Vanderhoff
 2021 Lisa Berry
 2022 Cynthia Powell
|
|
Eschscholzia californica California poppy
native
Annual, Perennial herb  2019 Dee Shea Himes
 2021 Ron Vanderhoff
 2019 Amy Rapport
|
|
Eucalyptus globulus Blue gum, Tasmanian bluegum
• invasive non-native
Tree  2020 Jennifer Mo
 2022 Ryan O'Dell
 2021 Cynthia Powell
|
|
Euphorbia crenulata Chinese caps, Chinesecaps
native
Annual, Perennial herb  2008 Steve Matson
 2014 Jim Moore
 2008 Steve Matson
|
|
Euphorbia spathulata Reticulate seeded spurge, Warty spurge
native
Annual herb  2021 R.A. Chasey
 2014 Steve Matson
 2014 Steve Matson
|
|
Eurybia radulina Roughleaf aster
native
Perennial herb  2007 Keir Morse
 2023 Ken-ichi Ueda
 2022 Bob Sweatt
|
|
Euthamia occidentalis Western flat topped goldenrod, Western goldenrod, Western goldentop
native
Perennial herb  2021 Steve Matson
 2018 Ron Vanderhoff
 2021 R.A. Chasey
|
|
Festuca bromoides Brome fescue
non-native
Annual grass  2022 Diana Wahl
 2021 Toni Corelli
 2021 David popp
|
|
Festuca californica California fescue
native
Perennial grass  2019 Justin Luong
 2022 Justin Luong
 2012 Aaron Arthur
|
|
Festuca microstachys Small fescue
native
Annual grass  2022 Aaron Sunshine
 2011 Steve Matson
 2011 Steve Matson
|
|
Festuca myuros Rattail sixweeks grass
• invasive non-native
Annual grass  2021 Aaron Echols
 2021 Ron Vanderhoff
 2022 John Rawlings
|
|
Foeniculum vulgare Biscuit root, Sweet fennel
• invasive non-native
Perennial herb  2019 Nicole Leatherman
 2019 Ron Vanderhoff
 2018 Henry DiRocco
|
|
Fragaria vesca California strawberry, Wild strawberry, Wood strawberry
native
Perennial herb  2020 Cara Wilcox
 2017 James Gonsman
 2022 Dee Shea Himes
|
|
Frangula californica ssp. californica California coffeeberry
native
Shrub  2015 Steve Matson
 2015 Steve Matson
 2019 Ron Vanderhoff
|
|
Fritillaria affinis Checker lily, Mission bells
native
Perennial herb (bulb)  2017 Steve Matson
 2008 Steve Matson
 2020 Karen Swift
|
|
Galium andrewsii Needlemat galium, Phlox leaved bedstraw, Phloxleaf bedstraw
native
Perennial herb  2022 Mike Russler
 2019 Marisa Persaud
 2022 Mike Russler
|
|
Galium aparine Cleavers, Common bedstraw, Goose grass
native
Annual herb  2020 Ron Vanderhoff
 2005 Steve Matson
 2020 Ron Vanderhoff
|
|
Galium parisiense Wall bedstraw
non-native
Annual herb  2021 Al Keuter
 2020 Ron Vanderhoff
 2020 David popp
|
|
Galium porrigens var. porrigens Climbing bedstraw, Graceful bedstraw, Oval leaved bedstraw
native
Vine, Shrub  2022 Ron Vanderhoff
 2022 Ron Vanderhoff
 2022 Ron Vanderhoff
|
|
Garrya elliptica Coast silk tassel, Coast silktassel, Silk tassel bush or quinine bush
native
Tree, Shrub  2004 Michael Charters
 2020 John Rawlings
 2020 Eliezer Margolis
|
|
Geranium dissectum Cranesbill, Cut leaved geranium, Cutleaf geranium
• invasive non-native
Annual herb  2021 Al Keuter
 2023 Ron Vanderhoff
 2014 Bryan Derr
|
|
Geranium molle Crane's bill geranium, Dove's foot geranium, Dovefoot geranium
non-native
Annual, Perennial herb  2008 Steve Matson
 2008 Steve Matson
 2022 Elizabeth Harreschou
|
|
Gilia capitata Blue field gilia, Bluehead gilia
native
Annual herb  2011 Gerald Carr
 2022 Ron Vanderhoff
 2011 Gerald Carr
|
|
Gilia clivorum Many stemmed gilia, Purple spot gilia, Purplespot gilia
native
Annual herb  2013 Gary McDonald
 2013 Gary McDonald
 2023 Mary Gerbic
|
|
Grindelia hirsutula Gumweed, Hairy gumweed
native
Perennial herb  2021 R.A. Chasey
 2020 R.A. Chasey
 2015 Ken Lunders
|
|
Hazardia squarrosa Saw toothed goldenbush, Sawtooth goldenbush
native
Shrub  2018 Mary Conway
 2019 Bonnie Nickel
 2022 Ron Vanderhoff
|
|
Helenium bigelovii Bigelow's sneezeweed, Sneezeweed
native
Perennial herb  2020 Rebecca Schoenenberger
 2019 Bryant Baker
 2019 Bob Sweatt
|
|
Hemizonia congesta ssp. luzulifolia Hayfield tarweed, Woodrush tarweed
native
Annual herb  2013 Arcangelo Wessells
 2022 R.A. Chasey
 2022 R.A. Chasey
|
|
Heteromeles arbutifolia Christmas berry, Toyon
native
Shrub  2015 James Gonsman
 2017 Gary McDonald
 2017 Gary McDonald
|
|
Hieracium albiflorum White flowered hawkweed, White hawkweed
native
Perennial herb  2003 Steve Matson
 2021 Doug Allshouse
 2020 Bob Sweatt
|
|
Hieracium argutum Southern hawkweed
native
Perennial herb  2015 Justin Luong
 2015 Justin Luong
 2020 David Greenberger
|
|
Hirschfeldia incana Mediterranean hoary mustard, Short podded mustard, Summer mustard
• invasive non-native
Perennial herb  2017 Gary McDonald
 2017 Gary McDonald
 2022 Ron Vanderhoff
|
|
Hoita macrostachya California hemp, Large leather root
native
Perennial herb  2020 Ron Vanderhoff
 2022 Natalie McNear
 2021 Julie King
|
|
Hoita orbicularis Creeping leather root, Round leaved psoralea, Roundleaf leather root
native
Perennial herb  2015 Tim Miller
 2018 Hunter Breck
 2019 Shane Hanofee
|
|
Holodiscus discolor var. discolor Oceanspray
native
Shrub  2022 R.A. Chasey
 2021 R.A. Chasey
 2010 Avis Boutell
|
|
Hordeum marinum ssp. gussoneanum Barley, Mediterranean barley
non-native
Annual grass  2018 Carolyn
 2020 Paul Aigner
 2017 Toni Corelli
|
|
Hordeum murinum ssp. leporinum Farmer's foxtail, Foxtail barley, Hare barley
non-native
Annual grass  2022 Ron Vanderhoff
 2021 Al Keuter
 2021 Ron Vanderhoff
|
|
Hypochaeris glabra Smooth cat's ear
• invasive non-native
Annual herb  2020 Ron Vanderhoff
 2017 Gary McDonald
 2019 Ron Vanderhoff
|
|
Juglans hindsii Northern california black walnut
• rare native
Tree  2016 Steve Matson
 2016 Steve Matson
 2018 Ron Vanderhoff
|
|
Juncus balticus ssp. ater Baltic rush
native
Perennial grasslike herb  2015 Steve Matson
 2015 Steve Matson
 2015 Steve Matson
|
|
Juncus bufonius var. congestus Clustered toad rush
native
Annual grasslike herb  2022 R.A. Chasey
 2023 R.A. Chasey
 2023 Adonis Tate
|
|
Juncus occidentalis Rush, Slender juncus, Western rush
native
Perennial grasslike herb  2021 Toni Corelli
 2021 Dick Rawson
 2021 Dick Rawson
|
|
Juncus patens Common rush, Spreading rush
native
Perennial grasslike herb  2022 R.A. Chasey
 2022 R.A. Chasey
 2008 Neal Kramer
|
|
Juncus xiphioides Iris leaved rush, Irisleaf rush
native
Perennial grasslike herb  2016 Erik Larsen
 2017 Ron Vanderhoff
 2023 R.A. Chasey
|
|
Koeleria macrantha June grass, Prairie junegrass
native
Perennial grass  2023 Helen Hancock
 2015 Steve Matson
 2015 Steve Matson
|
|
Lactuca serriola Prickly lettuce, Prickly wild lettuce
non-native
Annual herb  2017 Gary McDonald
 2017 Gary McDonald
 2017 Gary McDonald
|
|
Lagophylla ramosissima Branched lagophylla, Common hareleaf
native
Annual herb  2019 Diane Etchison
 2021 Dee Shea Himes
 2020 Ken Hickman
|
|
Lathyrus jepsonii var. californicus California tule pea
native
Perennial herb  2011 Steven Perry
 2011 Steven Perry
 2020 R.A. Chasey
|
|
Lathyrus vestitus var. vestitus Common pacific pea, Hillside pea, Wild sweetpea
native
Perennial herb  2018 Ron Vanderhoff
 2022 Charles Russell
 2015 Chris Jaster
|
|
Layia gaillardioides Woodland layia, Woodland tidytips
native
Annual herb  2022 John Rawlings
 2019 John Rawlings
 2022 Ryan O'Dell
|
|
Layia platyglossa Coastal tidytips
native
Annual herb  2015 Amy Rapport
 2019 Jenna T. B. Ekwealor
 2017 Chris Mo
|
|
Lemna minor Smaller duckweed
native
Perennial herb  2019 Ron Vanderhoff
 2019 Ron Vanderhoff
 2019 Ron Vanderhoff
|
|
Lemna minuta Least duckweed
native
Perennial herb  2022 Ron Vanderhoff
 2020 Ron Vanderhoff
 2019 Ron Vanderhoff
|
|
Lepechinia calycina White pitcher sage, Woodbalm, pitcher sage
native
Shrub  2020 Janice Kuch
 2021 Ryan Carle
 2023 Mike Russler
|
|
Lithophragma affine Common woodland star, San francisco woodland star, Woodland star
native
Perennial herb  2017 Bonnie Nickel
 2022 Mike Russler
 2019 Diane Etchison
|
|
Lithophragma heterophyllum Hill star, Hillside woodland star
native
Perennial herb  2019 David Greenberger
 2019 David Magney
 2018 Ken Lunders
|
|
Logfia gallica Narrowleaf cottonrose
non-native
Annual herb  2015 jamie smith
 2013 Keir Morse
 2017 Barbara Boethling
|
|
Lomatium californicum California lomatium, Celery weed
native
Perennial herb  2022 Richard Sullivan
 2021 Julie A. Kierstead
 2020 R.A. Chasey
|
|
Lonicera hispidula Pink honeysuckle
native
Vine, Shrub  2019 Stacie Wolny
 2019 Stacie Wolny
 2021 Bryant Baker
|
|
Lupinus albifrons Silver bush lupine, Silver lupine
native
Shrub  2022 Mike Russler
 2022 Steve Conger
 2022 Ron Vanderhoff
|
|
Lupinus bicolor Annual lupine, Bicolored lupine, Miniature lupine
native
Annual, Perennial herb  2022 Mike Russler
 2022 Mike Russler
 2019 Gary McDonald
|
|
Lupinus formosus var. robustus Giant western lupine, Summer lupine
native
Perennial herb  2014 Bill Thiessen
 2023 Rachel Miller
 1995 Saint Mary's College of California
|
|
Lupinus latifolius var. latifolius Broad leaf lupine
native
Perennial herb  2021 John Rawlings
 2020 Paul Aigner
 2021 Steve Matson
|
|
Lupinus succulentus Arroyo lupine, Hollowleaf annual lupine, Succulent lupine
native
Annual herb  2018 Stacie Wolny
 2018 Stacie Wolny
 2018 Stacie Wolny
|
|
Luzula macrantha
|
|
Lysimachia latifolia Pacific starflower
native
Perennial herb  2021 Lisa Berry
 2014 James Gonsman
 2008 Steve Matson
|
|
Madia elegans Common madia
native
Annual herb  2021 Jamie Spielmann
 2021 Mike Russler
 2020 Diane Etchison
|
|
Madia gracilis Grassy tarweed, Gumweed madia, Slender tarweed
native
Annual herb  2022 Mike Russler
 2021 Amber Bedgood
 2019 Ron Vanderhoff
|
|
Madia sativa Chile tarweed, Coast tarweed, Coastal tarweed
native
Annual herb  2013 Ron Vanderhoff
 2021 David Wolfson
 2021 Zoya Akulova-Barlow
|
|
Mahonia pinnata ssp. pinnata California barberry, Coast barberry, Shiny leaf barberry
native
Shrub  2022 Alice Cummings
 2021 Ron Vanderhoff
 2021 R.A. Chasey
|
|
Maianthemum racemosum Feathery false lily of the valley
native
Perennial herb  2020 Bob Sweatt
 2018 Steve Matson
 2019 Cynthia Powell
|
|
Maianthemum stellatum Starry false lily of the valley
native
Perennial herb  2021 Cyril Guyot
 2003 Steve Matson
 2020 Susan McDougall
|
|
Malacothrix saxatilis var. commutata Cliff desertdandelion, South coast range malacothrix
native
Perennial herb  2016 George Butterworth
 2016 George Butterworth
 2003 Christopher L. Christie
|
|
Marah fabacea California man-root
native
Perennial herb, Vine  2018 Karen Scheuermann
 2021 Cyril Guyot
 2018 Gary McDonald
|
|
Medicago polymorpha Bur clover, Bur medic, California burclover
• invasive non-native
Annual herb  2019 Gary McDonald
 2019 Gary McDonald
 2019 Gary McDonald
|
|
Melica californica California melicgrass
native
Perennial grass  2023 John Rawlings
 2021 John Rawlings
 2022 John Rawlings
|
|
Melica imperfecta California melic, Coast range melic, Small flowered melica
native
Perennial grass  2020 Ron Vanderhoff
 2021 Ron Vanderhoff
 2020 Ron Vanderhoff
|
|
Melilotus albus White sweetclover
non-native
Annual, Biennial herb  2021 Ron Vanderhoff
 2020 Bob Sweatt
 2022 Ron Vanderhoff
|
|
Melilotus indicus Annual yellow sweetclover, Sourclover
non-native
Annual herb  2019 Randy Huey
 2019 Randy Huey
 2017 Rosalie Benitez
|
|
Mentha pulegium Pennyroyal
• invasive non-native
Perennial herb  2014 James Gonsman
 2022 R.A. Chasey
 2015 Chris Jaster
|
|
Mentha suaveolens Apple mint
non-native
Perennial herb  2018 George Butterworth
 2021 Ron Vanderhoff
 2018 George Butterworth
|
|
Micranthes californica Greene's saxifrage
native
Perennial herb  2016 Steve Matson
 2016 Steve Matson
 2023 Helen Hancock
|
|
Micropus californicus var. californicus Q tips, Slender cottonweed
native
Annual herb  2006 Steve Matson
 2021 Ron Vanderhoff
 null
|
|
Microsteris gracilis Slender phlox
native
Annual herb  2019 Matt Berger
 2003 Steve Matson
 2003 Steve Matson
|
|
Monardella villosa ssp. obispoensis San luis obispo coyote mint
native
Perennial herb  2019 David Wolfson
 2019 David Wolfson
 2020 Dee Shea Himes
|
|
Nasturtium officinale Watercress
native
Perennial herb (aquatic)  2019 Patrick Furtado
 2019 Diane Etchison
 2012 Steve Matson
|
|
Navarretia mitracarpa Paso robles navarretia
native
Annual herb  2022 Mike Russler
 2019 David Greenberger
 2022 Mike Russler
|
|
Nicotiana acuminata var. multiflora Many flowered tobacco, Manyflower tobacco, Tobacco
non-native
Annual herb  2022 Cindy Roessler
 2022 Paul Watts
 2009 Keir Morse
|
|
Nicotiana glauca Tree tobacco
• invasive non-native
Tree, Shrub  2019 Jean B Henney
 2022 Mark Bowler
 2019 Nicole Leatherman
|
|
Nicotiana quadrivalvis Indian tobacco
native
Annual herb  2019 Michael Mitchell
 2019 Michael Mitchell
 2016 Lesley Hunt
|
|
native
Tree, Shrub  2020 R.A. Chasey
 2022 David popp
 2020 Susan McDougall
|
|
Oemleria cerasiformis Indian plum, Oso berry
native
Shrub  2019 Margo Bors
 2019 Stacie Wolny
 2023 David Wolfson
|
|
Osmorhiza berteroi Sweet cicely
native
Perennial herb  2021 Mike Russler
 2020 Bob Sweatt
 2020 Bob Sweatt
|
|
Osmorhiza brachypoda California sweet cicely, California sweetcicely
native
Perennial herb  2017 Aaron Echols
 2020 Ron Vanderhoff
 2022 Ron Vanderhoff
|
|
Paeonia californica California peony
native
Perennial herb  2020 Marisa Persaud
 2022 Ron Vanderhoff
 2019 Susan McDougall
|
|
Pectocarya pusilla Little gruvelia
native
Annual herb  2022 Steve Matson
 2022 Steve Matson
 2022 Steve Matson
|
|
Pedicularis densiflora ssp. densiflora Warrior's plume, Indian warrior
native
Perennial herb  2015 Dee Warenycia
 2019 Jason Mills
 2017 Joshua Borkowski
|
|
Pellaea andromedifolia Coffee cliffbrake, Coffee fern
native
Fern  2021 Mike Russler
 2021 Steve Matson
 2020 Tina Curiel
|
|
Pentagramma triangularis ssp. triangularis Gold back fern
native
Fern  2019 James Gonsman
 2008 Steve Matson
 2008 Steve Matson
|
|
Phacelia imbricata ssp. imbricata Imbricate Phacelia
native
Annual herb  2022 R.A. Chasey
 2022 Robert Steers
 2022 Robert Steers
|
|
Phacelia malvifolia Stinging phacelia
native
Annual herb  2018 Michael Mitchell
 2022 Jennifer Mo
 2013 Toni Corelli
|
|
Phacelia nemoralis ssp. nemoralis Woods phacelia
native
Perennial herb  2020 Ken Hickman
 2016 Glen Schneider
 2014 Genevieve K. Walden
|
|
Phalaris aquatica Bulbous canarygrass, Harding grass
• invasive non-native
Perennial grass  2018 Thomas Reyes
 2021 Lenihan Mazur
 2022 Lenihan Mazur
|
|
Physocarpus capitatus Ninebark, Pacific ninebark, Western ninebark
native
Shrub  2020 Helen Hancock
 2018 Julian Geoghegan
 2019 Julie Kierstead Nelson
|
|
Pickeringia montana var. montana Montana chaparral pea
native
Shrub  2022 Ron Vanderhoff
 2022 Ron Vanderhoff
 2022 Ron Vanderhoff
|
|
Plagiobothrys nothofulvus Rusty haired popcorn flower, Rusty popcorn flower, Rusty popcornflower
native
Annual herb  2019 Ron Vanderhoff
 2019 Ron Vanderhoff
 2013 Jean Pawek
|
|
Plantago lanceolata English plantain, Narrow leaved plantain, Ribgrass
• invasive non-native
Perennial herb  2017 Gary McDonald
 2019 Joe Engelbrecht
 2021 Ken Lunders
|
|
Platanthera michaelii
|
|
Platanus racemosa California sycamore, Western sycamore
native
Tree  2021 Ron Vanderhoff
 2019 Rachelle Gray
 2018 Ron Vanderhoff
|
|
Plectritis ciliosa Long spurred plectritis, Longspur seablush
native
Annual herb  2022 Steve Matson
 2005 Steve Matson
 2022 Steve Matson
|
|
Plectritis congesta ssp. brachystemon Shortspur seablush
native
Annual herb  2023 Catherine Chang
 2005 Steve Matson
 2018 Gail Johnson
|
|
Pluchea odorata var. odorata Salt marsh fleabane
native
Annual, Perennial herb  2011 Keir Morse
 2011 Keir Morse
 2019 Ron Vanderhoff
|
|
Poa howellii Howell's blue grass, Howell's bluegrass
native
Annual grass  2018 Ken Hickman
 2020 Ken Hickman
 2020 Ken Hickman
|
|
Poa secunda var. scabrella One sided blue grass, Pine bluegrass, Sandberg bluegrass
native
Perennial grass  2019 Rachelle Gray
 2019 Paul Aigner
 2020 Paul Aigner
|
|
Polypodium californicum California polypody
native
Fern  2020 Ron Vanderhoff
 2021 Ron Vanderhoff
 2023 Keir Morse
|
|
Polypodium calirhiza Acrid fern, Licorice fern, Nested polypody
native
Fern  2022 R.A. Chasey
 2015 James Gonsman
 2020 Susan McDougall
|
|
Polypogon interruptus Ditch beard grass, Ditch rabbitsfoot grass
non-native
Perennial grass  2022 John Rawlings
 2022 John Rawlings
 2020 Ron Vanderhoff
|
|
Polypogon monspeliensis Annual beard grass, Rabbitsfoot grass
• invasive non-native
Annual grass  2008 Steve Matson
 2014 Steve Matson
 2008 Steve Matson
|
|
Polypogon viridis Water beard grass
non-native
Perennial grass  2022 Ron Vanderhoff
 2021 Ron Vanderhoff
 2019 Friends of Five Creeks volunteers
|
|
Polystichum munitum Western sword fern, Western swordfern
native
Fern  2021 Julie A. Kierstead
 2022 Jerry Murray
 2011 Toni Corelli
|
|
Populus fremontii ssp. fremontii Fremont cottonwood
native
Tree  2019 Stella Yang
 2020 David popp
 2020 Susan McDougall
|
|
Populus trichocarpa Black cottonwood
native
Tree  2019 Ron Vanderhoff
 2012 Steve Matson
 2012 Steve Matson
|
|
Potamogeton foliosus ssp. foliosus Leafy pondweed
native
Perennial herb (aquatic)  2020 Ron Vanderhoff
 2020 Ron Vanderhoff
 2020 Ron Vanderhoff
|
|
Prosartes hookeri Drops of gold
native
Perennial herb  2019 Stacie Wolny
 2020 Ken Lunders
 2019 Stacie Wolny
|
|
Prunus ilicifolia ssp. ilicifolia Holly leaf cherry, Hollyleaf cherry
native
Tree, Shrub  2018 David Greenberger
 2019 Ron Vanderhoff
 2020 James Gonsman
|
|
Prunus virginiana var. demissa Chokecherry, Western choke cherry, Western chokecherry
native
Tree, Shrub  2020 Bryant Baker
 2020 Susan McDougall
 2020 Susan McDougall
|
|
Pseudognaphalium beneolens Cudweed
native
Perennial herb  2021 BLM Redding Field Office
 2021 Mike Russler
 2021 R.A. Chasey
|
|
Pseudognaphalium californicum Ladies' tobacco
native
Annual, Perennial herb  2019 Gary McDonald
 2020 Steven M Norris
 2021 Ron Vanderhoff
|
|
Pteridium aquilinum var. pubescens Hairy brackenfern, Western bracken fern
native
Fern  2019 Ron Vanderhoff
 2019 Ron Vanderhoff
 2022 Bob Sweatt
|
|
Quercus agrifolia var. agrifolia California live oak, Coast live oak
native
Tree  2023 Ron Vanderhoff
 2022 Ron Vanderhoff
 2021 Al Keuter
|
|
Quercus berberidifolia Inland scrub oak
native
Tree  2022 David Strauch
 2020 Cynthia Keiser
 2020 Cynthia Keiser
|
|
Quercus lobata California white oak, Valley oak
native
Tree  2018 stephen rosenthal
 2021 Cynthia Powell
 2020 Charles Russell
|
|
Rafinesquia californica California chicory, California plumseed
native
Annual herb  2019 David Greenberger
 2021 Ron Vanderhoff
 2017 Steve Matson
|
|
Ranunculus californicus var. californicus Common buttercup
native
Perennial herb  2018 Gary McDonald
 2016 Steve Matson
 2016 Steve Matson
|
|
Ranunculus hebecarpus Delicate buttercup, Pubescent fruited buttercup, Slender annual buttercup
native
Annual herb  2019 Ron Vanderhoff
 2021 Ron Vanderhoff
 2019 Ron Vanderhoff
|
|
Rhamnus ilicifolia Evergreen buckthorn, Hollyleaf redberry
native
Shrub  2016 Steve Matson
 2020 Rebecca Schoenenberger
 2019 Diane Etchison
|
|
Ribes californicum var. californicum California gooseberry, Hillside gooseberry
native
Shrub  2019 Matt Berger
 2018 Gary McDonald
 2019 Adam Chasey
|
|
Ribes divaricatum var. pubiflorum Spreading gooseberry, Straggly gooseberry
native
Shrub  2021 Ken-ichi Ueda
 2021 Ken-ichi Ueda
 2021 Ken-ichi Ueda
|
|
Ribes sanguineum var. glutinosum Blood currant, Flowering currant, Pink flowering currant
native
Shrub  2020 Talila Golan
 2018 John Rusk
 2018 Hunter Breck
|
|
Ribes speciosum Fuchsia flowered gooseberry, Fuchsiaflower gooseberry
native
Shrub  2022 David Chipping
 2021 Ron Vanderhoff
 2012 Ron Vanderhoff
|
|
Rosa californica California wild rose, California wildrose
native
Shrub  2022 Suzanne L. Weakley
 2022 Suzanne L. Weakley
 2020 R.A. Chasey
|
|
Rosa gymnocarpa var. gymnocarpa Wood rose
native
Shrub  2019 James Gonsman
 2020 David Krause
 2017 Steve Matson
|
|
Rubus ursinus California blackberry, Pacific blackberry
native
Vine, Shrub  2018 Ken Lunders
 2019 Ron Vanderhoff
 2015 Kelli Kallenborn
|
|
Rumex conglomeratus Clustered dock, Green dock
non-native
Perennial herb  2020 Ron Vanderhoff
 2023 Ron Vanderhoff
 2023 Ron Vanderhoff
|
|
Rumex crispus Curly dock, Curly leaved dock, Rhubarb
• invasive non-native
Perennial herb  2018 Tim Lewis
 2019 Diane Etchison
 2023 Ron Vanderhoff
|
|
Rumex salicifolius var. salicifolius Willow dock, Willow leaved dock
native
Perennial herb  2023 Ron Vanderhoff
 2012 Gary McDonald
 2012 Gary McDonald
|
|
Salix lasiandra var. lasiandra Pacific willow
native
Tree  2021 Alice Cummings
 2021 Diane Renshaw
 2021 Ken Hickman
|
|
Salix lasiolepis Arroyo willow
native
Tree, Shrub  2017 Susan Kotelnicki
 2022 Ron Vanderhoff
 2020 Steve Matson
|
|
Salvia mellifera Black sage
native
Shrub  2017 Steve Matson
 2022 Suzanne L. Weakley
 2019 Diane Etchison
|
|
Salvia spathacea Hummingbird sage
native
Perennial herb  2020 David Wolfson
 2020 Abby Nichols
 2020 Bryant Baker
|
|
Sambucus mexicana ssp. mexicana Blue elderberry
native
Tree, Shrub  2021 Mike Russler
 2020 Diane Etchison
 2022 El Byrne
|
|
Sanicula bipinnata Poison sanicle
native
Perennial herb  2008 Steve Matson
 2009 Keir Morse
 2022 R.A. Chasey
|
|
Sanicula crassicaulis Gamble weed, Pacific blacksnakeroot, Pacific sanicle
native
Perennial herb  2020 Susan McDougall
 2020 Ryan Carle
 2020 R.A. Chasey
|
|
Schoenoplectus pungens var. longispicatus Common threesquare
native
Perennial grasslike herb  2012 Michael Mitchell
 2022 R.A. Chasey
 2022 R.A. Chasey
|
|
Scirpus microcarpus Panicled bulrush, Small fruited bulrush
native
Perennial grasslike herb  2022 Doug Allshouse
 2008 Steve Matson
 2013 Ron Vanderhoff
|
|
Scrophularia californica ssp. californica California bee plant, California figwort
native
Perennial herb  2020 Bob Sweatt
 2006 Steve Matson
 2019 Cynthia Powell
|
|
Scrophularia californica ssp. floribunda California bee plant, California figwort
native
Perennial herb 2020 Bob Sweatt
2006 Steve Matson
2019 Cynthia Powell
|
|
Senecio aronicoides California butterweed, California groundsel, California rayless butterweed
native
Perennial herb  2020 Helen Hancock
 2008 Steve Matson
 2020 Julie A. Kierstead
|
|
Silene laciniata ssp. laciniata Cardinal catchfly
native
Perennial herb  2020 David Greenberger
 2023 Ron Vanderhoff
 2023 Ron Vanderhoff
|
|
Silybum marianum Blessed milkthistle, Milk thistle
• invasive non-native
Annual, Perennial herb  2020 Nancy Hamlett
 2019 Marisa Persaud
 2018 Angelique Herman
|
|
Solanum umbelliferum var. xanti Blue witch nightshade, Bluewitch nightshade
native
Shrub  2022 Mike Russler
 2014 Steve Matson
 2014 Steve Matson
|
|
Solidago elongata West coast canada goldenrod
native
Perennial herb  2003 Steve Matson
 2021 Mike Russler
 2022 Steve Matson
|
|
Solidago velutina ssp. californica California goldenrod, Oreja de liebre
native
Perennial herb  2013 Steve Matson
 2008 Steve Matson
 2008 Steve Matson
|
|
Sonchus asper ssp. asper Prickly sow thistle, Sow thistle
non-native
Annual herb  2022 Ron Vanderhoff
 2022 Ron Vanderhoff
 2022 Ron Vanderhoff
|
|
Sonchus oleraceus Common sow thistle, Common sowthistle, Sow thistle
non-native
Annual herb  2019 Diane Etchison
 2015 Jesse Rorabaugh
 2008 Gary McDonald
|
|
Stachys bullata California hedge nettle, California hedgenettle, Southern hedge nettle
native
Perennial herb  2014 Steve Matson
 2014 Steve Matson
 2020 Bryant Baker
|
|
Stachys pycnantha ssp. pycnantha Short spike hedge nettle, Shortspike hedgenettle
native
Perennial herb  2023 David Wolfson
 2019 David Wolfson
 2021 Dan Quinn
|
|
Stellaria media Chickweed
non-native
Annual herb  2018 Gary McDonald
 2018 Gary McDonald
 2015 Diane Etchison
|
|
Stellaria nitens Shining chickweed, Shiny chickweed, Smooth chickweed
native
Annual herb  2020 Ken Hickman
 2022 Catherine Chang
 2017 David popp
|
|
Stephanomeria cichoriacea Chicory leaved stephanomeria, Chicoryleaf wirelettuce, Fort tejon milk aster
native
Perennial herb  2019 David Greenberger
 2012 Ron Vanderhoff
 2018 John Game
|
|
Symphoricarpos albus var. laevigatus Common snowberry, Upright snowberry
native
Shrub  2020 Jacob Smith
 2021 R.A. Chasey
 2021 Mike Russler
|
|
Symphyotrichum chilense California aster, Pacific aster
native
Perennial herb  2020 Suzanne L. Weakley
 2013 Arcangelo Wessells
 2018 Stacie Wolny
|
|
Taraxacum officinale Common dandelion, Dandelion, Red seeded dandelion
non-native
Perennial herb  2021 Ron Vanderhoff
 2019 Diane Etchison
 2021 Ron Vanderhoff
|
|
Tauschia hartwegii Hartweg's tauschia, Hartweg's umbrellawort, Tauschia
native
Perennial herb  2006 Steve Matson
 2006 Steve Matson
 2006 Steve Matson
|
|
Thalictrum fendleri var. polycarpum Fendler's meadow rue, Meadow rue, Torrey's meadow rue
native
Perennial herb  2017 Thomas Reyes
 2019 Patrick Furtado
 2020 Diane Etchison
|
|
Thysanocarpus curvipes ssp. curvipes Fringe Pod
native
Annual herb  2019 Matt Berger
 2020 R.A. Chasey
 2022 Mike Russler
|
|
Thysanocarpus laciniatus Common lace pod, Mountain fringepod, Narrow leaved fringe pod
native
Annual herb  2021 Helen Hancock
 2021 R.A. Chasey
 2021 Helen Hancock
|
|
Torilis arvensis Field hedge parsley, Spreading hedgeparsley, Tall Sock-Destroyer
• invasive non-native
Annual herb  2019 Ron Vanderhoff
 2018 Gary McDonald
 2018 Lindsey Hack
|
|
Torilis nodosa Hedge parsley, Knotted hedge parsley, Knotted hedgeparsley
non-native
Annual herb  2011 Steve Matson
 2011 Steve Matson
 2022 R.A. Chasey
|
|
Toxicodendron diversilobum Poison oak, Poisonoak, Western Poison Oak
native
Vine, Shrub  2020 Ron Vanderhoff
 2019 Randy Huey
 2021 Bryant Baker
|
|
Tragopogon porrifolius Purple salsify
non-native
Perennial herb  2019 Julie dinsdale
 2015 David Wolfson
 2020 Martin Cooper
|
|
Trifolium bifidum var. decipiens Notch leaf clover
native
Annual herb  2022 R.A. Chasey
 2022 R.A. Chasey
 2021 Cameron Chabre
|
|
Trifolium ciliolatum Foothill clover, Tree clover
native
Annual herb  2020 Diane Etchison
 2015 Diane Etchison
 2019 Ron Vanderhoff
|
|
Trifolium fucatum Bull clover, Sour clover
native
Annual herb  2019 James Gonsman
 2019 James Gonsman
 2019 Paul Aigner
|
|
Trifolium microcephalum Hairy clover, Small headed clover
native
Annual herb  2005 Steve Matson
 2016 Michael Mitchell
 2019 Ron Vanderhoff
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Trifolium microdon Thimble clover, Valparaiso clover
native
Annual herb  2022 Dee Shea Himes
 2022 Dee Shea Himes
 2023 R.A. Chasey
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Trifolium willdenovii Tomcat clover
native
Annual herb  2019 Ron Vanderhoff
 2019 Ron Vanderhoff
 2018 Stacie Wolny
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Trillium angustipetalum Narrow petaled wakerobin, Narrowpetal wakerobin
native
Perennial herb  2019 Kolby Lundgren
 2015 Nathan Feldman
 2020 Susan McDougall
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Trisetum canescens Nodding oatgrass, Nodding trisetum, Tall trisetum
native
Perennial grass  2020 John Rawlings
 2022 Ellen Uhler
 2017 MCOSD EDRR
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Turritis glabra Tower rockcress
native
Perennial herb  2021 David Wolfson
 2021 Mike Russler
 2020 Chico Hiking Association
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Typha domingensis Narrowleaf cattail, Southern cattail
native
Perennial herb  2020 Ron Vanderhoff
 2022 Ron Vanderhoff
 2020 Ellen Gartside
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Umbellularia californica Bay laurel, California bay, California laurel, bay tree
native
Tree  2016 Steve Matson
 2016 Steve Matson
 2020 Ron Vanderhoff
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Verbascum thapsus Common mullein, Woolly mullein
• invasive non-native
Perennial herb  2021 R.A. Chasey
 2020 Kim Cabrera
 2019 Marisa Persaud
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Verbascum virgatum Wand mullein
non-native
Perennial herb  2019 Jerry Thornton
 2022 Amber Bedgood
 2021 Ron Vanderhoff
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Verbena lasiostachys var. lasiostachys Vervain, Western vervain
native
Perennial herb  2010 Steve Matson
 2018 Mary Conway
 2018 Mary Conway
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Veronica anagallis-aquatica Water speedwell
non-native
Perennial herb  2015 Steve Matson
 2015 Steve Matson
 2022 Bob Sweatt
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Vicia americana ssp. americana American vetch
native
Perennial herb, Vine  2017 James Gonsman
 2021 Ken Lunders
 2021 Ken Lunders
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Vicia sativa ssp. sativa Garden vetch, Pubescent common vetch, Spring vetch
non-native
Annual herb, Vine  2007 Toni Corelli
 2020 Ron Vanderhoff
 2020 Ron Vanderhoff
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Wyethia glabra Coast range mule ears, Shining mule ears, Smooth mule ears
native
Perennial herb  2020 Julie A. Kierstead
 2022 R.A. Chasey
 2019 Colleen Herr
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